1. Payments: Will Apple's new payments software usher in the digital wallet revolution? The New York Times

2. Microcredit: The opening session of the 2014 Microcredit Summit dared to ask why microloan prices—and profits—are so high in Mexico. NextBillion

3. India: As of 2012, 680 million Indians lack the means to meet basic needs - more than 2.5 times the population below the official poverty line. McKinsey & Company

4. Wages: Whether to raise the minimum wage remains a hot-button issue in the US, but not very many people earn minimum wage and they make up a smaller share of the workforce than they used to. Pew Research